Notebook[List[Cell[BoxData[FormBox[GridBox[List[List[RowBox[List[SubscriptBox["H", "N"], "=", RowBox[List[RowBox[List[RowBox[List["[", GridBox[List[List[SubscriptBox["H", RowBox[List["N", "/", "2"]]], SubscriptBox["G", RowBox[List["N", "/", "2"]]]], List[SubscriptBox["H", RowBox[List["N", "/", "2"]]], RowBox[List["-", SubscriptBox["G", RowBox[List["N", "/", "2"]]]]]]]], "]"]], " ", SubscriptBox["G", "N"]]], "=", RowBox[List["[", GridBox[List[List[SubscriptBox["H", RowBox[List["N", "/", "2"]]], RowBox[List["-", SubscriptBox["G", RowBox[List["N", "/", "2"]]]]]], List[SubscriptBox["H", RowBox[List["N", "/", "2"]]], SubscriptBox["G", RowBox[List["N", "/", "2"]]]]]], "]"]]]]]], TagBox[StyleBox[TagBox[RowBox[List["(", "16", ")"]], Null, Rule[Editable, True], Rule[Selectable, True]], "EquationLabel", Rule[Deletable, False], Rule[ZeroWidthTimes, True]], Null, Rule[Editable, False]]]], Rule[RowSpacings, 2.], Rule[ColumnWidths, List[Fit, Automatic]], Rule[RowAlignments, Top], Rule[ColumnAlignments, List[TextAlignment, Right]]], TraditionalForm]], "Input"]]]